Gorilla Original Gorilla Glue Waterproof
- 100% waterproof polyurethane
- Expands 3x to fill gaps
Sika
Sponsored link · confirm price and availability on Amazon · updated
Yes, for the right buyer. The Sika SikaBond Ultimate Grab Instant Polyurethane Adhesive, 10.1 fl oz ranks #7 in our Best Exterior Wood Glue 2026 list (best flexible). Its biggest strength: elastic after cure, absorbs thermal wood movement without cracking the bond. The main caveat: higher price than PVA and epoxy alternatives.
Best flexible exterior adhesive. The highlights are elastic after cure, absorbs thermal wood movement without cracking the bond and uV resistant, maintains bond and color in direct sun exposure. Keep in mind that higher price than PVA and epoxy alternatives.
Pros
Cons
Think twice if this matters to you
| List | Rank |
|---|---|
| Best Exterior Wood Glue 2026· Best Flexible | #7 / 8 |
Products ranked near it in our research, each better for a slightly different buyer.
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Yes, for the right buyer. The Sika SikaBond Ultimate Grab Instant Polyurethane Adhesive, 10.1 fl oz ranks #7 in our Best Exterior Wood Glue 2026 list (best flexible). Its biggest strength: elastic after cure, absorbs thermal wood movement without cracking the bond. The main caveat: higher price than PVA and epoxy alternatives.
The main trade-offs owners and reviewers point to: higher price than PVA and epoxy alternatives; longer cure time, 24 hours minimum before light handling.
Elastic flexible adhesive, Waterproof and UV resistant, Absorbs movement and vibration and Compatible with most wood species.
Worth comparing: Gorilla Original Gorilla Glue Waterproof, Gorilla 2 Part Epoxy, 5 Minute Set, .85 oz Syringe and Gorilla Wood Glue, 8 oz Bottle. Each ranks near it in our research for a slightly different buyer.
It's sold on Amazon. Prices and stock change often, so check the current listing before you buy, our link takes you straight to it.